A circular spire of radius 5cm is located in the plane z = 1cm, with its center at (0,0,1cm). If you carry 50mA along φ. Find H in(0,0,−1cm)
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A circular spire of radius 5cm is located in the plane z = 1cm, with its center at (0,0,1cm). If you carry 50mA along φ. Find H in(0,0,−1cm).
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